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author | Vincent Ambo <mail@tazj.in> | 2022-08-28T14·28+0300 |
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committer | tazjin <tazjin@tvl.su> | 2022-09-06T14·58+0000 |
commit | 025a9a4a0a66c8593cd6b7e4b0f0fa7aea84c353 (patch) | |
tree | e7a6921ebafcdd65c87394f58e9c1614f65eb79c /tvix/eval/src/opcode.rs | |
parent | 1bfe32f4129a1c8627a254fe0fefe18d15339d83 (diff) |
feat(tvix/eval): implement OpFinalise instruction r/4667
This instruction finalises the initialisation of deferred upvalues in closures (and soon, thunks). The compiler does not yet emit this instruction, some more accounting is needed for that. Change-Id: Ic4181b26e19779e206f51e17388559400da5f93a Reviewed-on: https://cl.tvl.fyi/c/depot/+/6337 Tested-by: BuildkiteCI Reviewed-by: sterni <sternenseemann@systemli.org>
Diffstat (limited to 'tvix/eval/src/opcode.rs')
-rw-r--r-- | tvix/eval/src/opcode.rs | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/tvix/eval/src/opcode.rs b/tvix/eval/src/opcode.rs index 12a76d368e4f..45a6337229d2 100644 --- a/tvix/eval/src/opcode.rs +++ b/tvix/eval/src/opcode.rs @@ -32,7 +32,6 @@ pub struct JumpOffset(pub usize); #[derive(Clone, Copy, Debug)] pub struct Count(pub usize); -#[allow(clippy::enum_variant_names)] #[warn(variant_size_differences)] #[derive(Clone, Copy, Debug)] pub enum OpCode { @@ -108,6 +107,10 @@ pub enum OpCode { OpGetUpvalue(UpvalueIdx), OpClosure(ConstantIdx), + /// Finalise initialisation of the upvalues of the value in the + /// given stack index after the scope is fully bound. + OpFinalise(StackIdx), + // The closure and thunk creation instructions have a variable // number of arguments to the instruction, which is represented // here by making their data part of the opcodes. |